This is a Adaptive Tactical Stock known as the Tac-Hammer, model AT-02020.
The Adaptive Tactical Tac-Hammer TK22 Takedown Stock delivers portability and versatility to the popular factory Ruger(R) 10/22 Takedown(R) rifle. Designed for quick deployment and easy to carry" the TK22 Takedown Stock is packed with utility features and fits easily in Ruger's factory backpack-style case or other similar carry cases.The removable barrel insert provides a custom fit for both standard tapered barrels and .920" bull barrels.Get custom length-of-pull for proper fit and improved performance with the adjustable M4 type butt-stock. The ergonomic design features a non-slip" removable vented rubber recoil pad to improve comfort. It also includes an integrated QD swivel attachment" plus a molded in" non-rust" standard sling swivel attachment. And a covered take down pin makes installation and removal easier to eliminate discomfort.The pistol grip is designed to fit the spring-loaded TacTRED(TM) monopod for increased stability (sold separately). TacTRED provides a quick" stable" single point rest on any surface and ensures maximum tripod-like stability when used with a front rail-mounted bipod or front rest.
Features:
Compatible with Ruger 10/22 Takedown factory rifle
Fit standard tapered barrels and .920 bull barrels;Designed for owner installation